Proto-kinetic crusher (#16277)

Co-authored-by: AJCM-git <60196617+AJCM-git@users.noreply.github.com>

Content.Shared/Weapons/Marker/DamageMarkerOnCollideComponent.cs

@@ -0,0 +1,30 @@
+using Content.Shared.Damage;
+using Content.Shared.Whitelist;
+using Robust.Shared.GameStates;
+
+namespace Content.Shared.Weapons.Marker;
+
+/// <summary>
+/// Applies <see cref="DamageMarkerComponent"/> when colliding with an entity.
+/// </summary>
+[RegisterComponent, NetworkedComponent, AutoGenerateComponentState, Access(typeof(SharedDamageMarkerSystem))]
+public sealed partial class DamageMarkerOnCollideComponent : Component
+{
+    [DataField("whitelist"), AutoNetworkedField]
+    public EntityWhitelist? Whitelist = new();
+
+    [ViewVariables(VVAccess.ReadWrite), DataField("duration"), AutoNetworkedField]
+    public TimeSpan Duration = TimeSpan.FromSeconds(5);
+
+    /// <summary>
+    /// Additional damage to be applied.
+    /// </summary>
+    [ViewVariables(VVAccess.ReadWrite), DataField("damage")]
+    public DamageSpecifier Damage = new();
+
+    /// <summary>
+    /// How many more times we can apply it.
+    /// </summary>
+    [ViewVariables(VVAccess.ReadWrite), DataField("amount"), AutoNetworkedField]
+    public int Amount = 1;
+}